HomeMy WebLinkAbout2015-09-01 Conservation As-Built Plan 2/11/2019 GRASS
INFILTRAMON
AREA(SBOSF)
TABLE OF IMPERVIOUS AREAS
INLET GRATE _ RIP RAP DESIGN ASeU]LT
ELEV.=142.15
- IMPERVIOUS AREA 47153 53,934 N
\ 51 WELLINGTQN ORICK WALKWAY
WAY BRICK WALKWAY
+\ RIP RAP
GRASS fQOL EXISTING
INFILTRATIPN T� 8'YYATER MAIN
AREA \�\
n t
8'PVC CULVERT
Vel HEADWALL
�w�.,x�y ��Nyy ResroEtmac � INV.=t41.31 3
SIRUCTURE
53 VELLINGTGN - '''�•` - 6'PVC CULVERT
WAY / RESIosurXnt. * ` W1 HEADWALL
ry,'.:'� 4 w" INV.=139,80 60
f A[c STRUCTURE .�:� 2FOR0 smwT
RIP RAP .ii•i:e: :.' /`� � e `•,c 43 YELLING
WAY CONCRETE WAIJ(SYAY
EXISTING I LOCUS MAC'
�•'. 'i� "� ' `. sTRucrvREL DRAINAGE SCALE NOT TO SCALE
6°PVG CULVERT
BRICK WALKSYAY Jp `EV '4 �l
OVII i3iLALDWALL
INV,=138,64
EXISTING .,,� y,,. -.�'\, +/ p ° RIP RAP
\Ij C RESIDFNINI.
HYDRANT TURF
82 VELLINGTIN
INFILTRA110N1 . WAY
DETENTION POND IP WAY
BBICKw.aucwnY � �: �? � vv � v vv v � ",'mow �- LEGEND
UNVTOFDISTURRANCE
RESmENTAl /�c�'f G `V A 37 VELLtNG_ F '!VAY QI
a f.y 7 ' ' ' ' • • EXISTING TREE LINE/ LIMIT�F WORK
alal (cee:l \ :T7 0 2S VELLINGTWJ WAY +I W EXISTIN5 WATER LINE -
1O'WIDE DRAINAGE J 1� l= N
EASEMENT(TYP.) G EXISTING GAS LINE
.''a - /• u �RESmEHT+At U /E------ EISTING UNDERGROUND ELECTRIC
RTP RAP �0' ;+I ' \ 1 \ �� y STRUCTURE � T EXISTING CATCH BASIN & l2'HtlPE
# IN kPf EXISTING DRAIN NIAN14OLE
O_ V,l o„'y, j • I 11 �� H VE1RT EXISTING WATER SHUT-OFF
CONCRETE VdALHVlAY €OL' � � +-'tc� �
, �j INV.-$38.29 k
`b EXISTING WATER GATE VALVE
3allWELLIHGTth'7zoo• �� A�h '� j
1
WAY ® YDRANT
! � /� CONCRETE WALKWAY , EXISTING FIRE H
12"RCP CULVERT �75 n I $ � } ( / CR A EXISTINGGASSHUT-OFF
W{HEADWALL 11 L � RIM=136.67
INV.=137A3 I I fS -. 12'}TOPE CUT=132,19 NOTES:
12'RCP CULVERT 1 00 ,..:.'�� j 1. THE LOCATION OF ALL UNDERGROUND UTILITIES
WI HEADWALL RIIA=}38.73 4 r W,$ .z ;, . SHOWN HEREON ARE APPROXIMATE AND ARE BASED
136-34 12'RCP CULVERT
12'HOPE O.T=$32.63 1`:" ON A CO€ABINATION OF THE HELD LOCATIONS OF THE
d i j 1\I Wf HEAO1YAtl VISIBLE COMPONENTS,CONTRACTORS RECORDS,AND
INV.=135.30 COMPILED INFOPo.IATION FROM EXISTING PLANS OF
RECORD. PRIOR TO ANY EXCAVATION WORK ALL
AMH \\\\I \y Adl/ \1 COMPACTORS,HOMEOWNERS,EYG SHOULD CALL
RIM=136.56 1 \ "'1 DIG-SAFE "SO-0IGSAFE.
V \ `� I 12'RCP CULVERT
12'HDPE 1,N=13$.41 \ ! S ZG4 a 1\ 1YI HEADWALL
12'HOPE IN=131.34 INV.=f34.35 2. THE VERTICAL DATUM IS NAVO 1886.
12'HDPE OUT=139.T4 Il (\ 1 \1 x ","g r y
r 3. THE CONDITIONS SHOWN HEREON ARE BASED ONAN
EXISTING AS,BUIL7$VRVEY PERFORMED ON OECEMBER 6,2I16.
STORMWAYER L I 1 I: STREETTREE
MkNAGFr.1EI4T EASEMENT
O I
CB
ml.1=128,66 \1 1 ti 5 _^ RIM=527.18
12"HDPE OUT=122,31 I I r\5 1 11 1 12'HDPE OUT=127 66
Ql
12'HDPE FLARED MI)
INV.-122.$5 RIM
I
RIM=126.16
12'HOPE HARED END 1 I 1 1 12'HOPE OUT=1247$
I 1 I I DMH
INV.=122.14 I I I E € 41 -
1 12ISLA=Pr IN
INFILTRATION! 1 y 1 \ yI 1'j I 4264
•HD N=12228
DETENTION POND 3P j III Il ( 7 y j 11 12'HDPE IN=122.29
! 111 11 12'HDPE IN-122.19
`j 12'HDPE OUT=122.18
CONSTRUCTION AND GRADING 1 1\ 515\51 OPEN SPACE
EASEMENT I. 1 1 \ \ ��p M' 11 \ll 1 PARCELA
LIVITOFIW13UFFER ' \ 1 \ y\ 4 �,\`?11j1jI CONSERVATION AS-BUILT PLAN
RIP-RAPSPIuwAY N \ `yi n V \�4\1i' FIELDSTONE PLAN nrw44e FOR
OVERFLOW ELEV.=124.1 I, \7% RETAINING WALL 6
WELLINGTON WAY
RIP- SPILLWAY 1 \ \\ l } h \ 1 1 \ IN
OV_ RAP
_MOW ELEV,=120.0 4; \ DDN 10 I \ 31�\\ 0 2D 40 OD '�asteRw P
� � A NORTIiANOOVER MASS.
DATE:DECEMBER 12,2018
INF€LTRATIONI 1 Y ,��„` HIM=121.09 REVISED:2l1112019
DETENT{ON POND 69 I fad =` 12'IIDPEOUY=1€SA8
PROFESSIONAL EWNEERS & LAND SURVEYORS
STREET CHRISTIANSEN& SERGI
[3ox RD�S �XCIStiNG ROfYISIONOF THE fffORIN•CRMFAON GROUP,INC.
12"HOPE FLARED END 1 y $2'WAT>_R MAIN 160 SUMMER ST. NAVERNILL,MA. G1830 WWW.051--ENGR.COM
INV.=116.os 1 IEL. 978-373-0310 FAX. 978-372-396DCOPYRIGHT 2019
DWG. NO. 14036056